package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
	@Autowired
	DishService dishService;
	@Autowired
	RedisTemplate redisTemplate;

	/**
	 * 新增菜品
	 * @param dishDTO
	 */
	@PostMapping
	@ApiOperation("新增菜品")
	public Result save(@RequestBody DishDTO dishDTO) {
		log.info("新增菜品：{}",dishDTO);
		dishService.save(dishDTO);
		//清理缓存数据
		//构造key
		String key="dish_"+dishDTO.getCategoryId();
		redisTemplate.delete(key);
		return Result.success();
	}
	/**
	 * 菜品分页查询
	 *
	 */
	@GetMapping("/page")
	@ApiOperation("菜品分页查询")
	public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
		log.info("分页查询{}",dishPageQueryDTO);
		PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
		return Result.success(pageResult);
	}

	/**
	 * 批量删除菜品
	 * @param ids
	 * @return
	 */
	@DeleteMapping
	@ApiOperation("菜品批量删除")
	public Result delete(@RequestParam List<Long> ids) {
		log.info("批量删除菜品：{}",ids);
		dishService.delete(ids);
		//把所有dish开头的key全部删除
		cleanCache("dish_*");
		return Result.success();
	}

	/**
	 * 根据主键id获取菜品和菜品口味
	 * @param id
	 * @return
	 */
	@GetMapping("/{id}")
	@ApiOperation("根据id查询菜品")
	public Result<DishVO> getById(@PathVariable Long id) {
		log.info("根据id查询菜品：{} ",id);
		DishVO dishVO= dishService.getById(id);
		return Result.success(dishVO);
	}


	/**
	 * 修改菜品
	 * @param dishDTO
	 * @return
	 */
	@PutMapping
	@ApiOperation("修改菜品")
	public Result update(@RequestBody DishDTO dishDTO) {
		log.info("修改菜品：{}",dishDTO);
		dishService.update(dishDTO);
		//把所有dish开头的key全部删除
		cleanCache("dish_*");
		return Result.success();
	}

	/**
	 * 根据分类id获取菜品和口味
	 * @param categoryId
	 * @return
	 */
	@GetMapping("/list")
	@ApiOperation("根据分类id获取菜品")
	public Result<List<Dish>> getByCategoryId(Long categoryId) {
		log.info("根据分类id获取菜品:{}",categoryId);
		List<Dish> dishs =dishService.getByCategoryId(categoryId);
		return Result.success(dishs);
	}

	/**
	 * 起售和停售菜品
	 * @param status
	 * @param id
	 * @return
	 */
	@PostMapping("/status/{status}")
	@ApiOperation("菜品起售和停售")
	public Result startOrStop(@PathVariable Integer status,Long id){
		dishService.startOrStop(status,id);
		//把所有dish开头的key全部删除
		cleanCache("dish_*");
		return Result.success();
	}

	private void cleanCache(String pattern){
		Set keys =redisTemplate.keys(pattern);
		redisTemplate.delete(keys);
	}




}
